superstar singer making a comebam. Garth brooks decided more than a decade ago to stay home with his family, but today he announced he's coming out of retirement, saying he's, quote, scared, old, and ready for something new. Here's ABC's linsey Davis. ? The thunder roll ? Reporter: The chart-topping country superstar of the 1990s inducted into the songwriters hall of fame. Garth brooks brought us hit hits like the dance, much too young, and if tomorrow never comes. ? If tomorrow never comes ? Reporter: With nearly 70 million albums sold in the U.S., brooks is the best-selling artist in the U.S. Since 1991, topping maria Carrie, metallica and, yes, even the beatles. And yet in 2001, at the height of his career, brooks simply walked away, retiring at just 38 years old, saying he wanted to raise his three daughters. At 52, now a grandfather, he is ready to make a comeback. Scared, yeah. Old, yes. My bigger hope is that I don't regret this day. Reporter: Today the country star announced his return -- I want to thank god and everybody what's given me a chance to look at a second career. Reporter: In that second half, a new album and a tour he first hinted at last year on "Good morning America." Our baby's a senior in high school and she, we've talked about it, and all my babies are fine with it. And miss Yearwood is fine with it. So, now I get to do what I love to do, which is play music. Reporter: And the former digital download holdout, who refused to put his music on itunes, now says digital sales of his music will soon be available on his website. Will he be able to recapture past success? Reporter: The country music hall of famer says the new

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